(0 20 16 6 3)(1 21 15 5 2)(4 9 7)(8 12 10)(11 17 13)(14 19 18)
ALLOWS (11/8)-SEQUENCE
1: (0 4 9)

(0 7 4 20 16 6 3)(1 21 15 5 2)(8 12 10)(9)(11 17 13)(14 19 18)
2: (3 16 6)

(0 7 4 20 16)(1 21 15 5 2)(3)(6)(8 12 10)(9)(11 17 13)(14 19 18)
3: (1 21 15)

(0 7 4 20 16)(1 5 2)(3)(6)(8 12 10)(9)(11 17 13)(14 19 18)(15)(21)
4: (4 20 7)

(0 7 16)(1 5 2)(3)(4)(6)(8 12 10)(9)(11 17 13)(14 19 18)(15)(20)(21)